Class 12 Biology Human Reproduction Fertilisation and Implantation

Medium

The nuclei of the sperm and egg fuse as a result of

AIPMT 1990 All AIPMT

A
Base pair relation of $DNA$ and $RNA$
B
Formation of hydrogen bonds
C
Mutual attraction caused by differences in electrical charges
D
Attraction of protoplasts of egg and sperm

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Class 12 Questions

Class 12

Biology Questions

Chapter

Human Reproduction

Subtopic

Fertilisation and Implantation

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AIPMT 1990 Paper All AIPMT years →

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Identify $A$ and $B$ and their respective functions:

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The sperm penetrates the ovum mainly by:

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Where does the first cleavage division of the zygote take place?

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The extra-embryonic membranes of the mammalian embryo are derived from:

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Select the $INCORRECT$ statement regarding the process of cleavage in humans.

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